Home / 5,028.42-7,542.90-2,106.84

Finding the Fourth Proportional to 5,028.42, 7,542.90 and 2,106.84

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Solution

The fourth proportional to 5,028.42, 7,542.90 and 2,106.84 is: 3,160.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.42 : 7,542.90 = 2,106.84 : x
  2. Step 2: Convert to fraction form
    5,028.42/7,542.90 = 2,106.84/x
  3. Step 3: Cross multiply
    5,028.42x = 7,542.90 × 2,106.84
  4. Step 4: Simplify right side
    5,028.42x = 15,891,683.44
  5. Step 5: Solve for x
    x = 15,891,683.44/5,028.42
  6. Step 6: Final answer
    x = 3,160.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.